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Biggest moves on record

Every trading day we hold, as a bar. The five biggest are marked.

  1. 1+19.0%24 Oct 2025Max
  2. 2+11.7%30 Jul 2026High
  3. 3−9.3%23 Oct 2026Low
  4. 4−8.7%17 Dec 2025Max
  5. 5−8.7%22 Oct 2026Low

Every day, by size of move

265 trading days, 2025–2026. One square is one day.

  • Max62.3%
  • Very High62.3%
  • High103.8%
  • Moderate93.4%
  • Low7227.2%
  • Very Low16261.1%

Biggest moves on record

Every week we hold, as a bar. The five biggest are marked.

  1. 1+24.3%Week of21 Jul 2025Moderate
  2. 2−19.7%Week of27 Jan 2025Max
  3. 3−19.3%Week of19 Oct 2026Moderate
  4. 4+18.6%Week of20 Oct 2025Low
  5. 5+17.8%Week of4 Nov 2024Low

Every week, by size of move

302 weeks, 2021–2026. One square is one week.

  • Max72.3%
  • Very High31.0%
  • High62.0%
  • Moderate41.3%
  • Low8427.8%
  • Very Low19865.6%

Biggest moves on record

Every month we hold, as a bar. The five biggest are marked.

  1. 1+40.6%Feb 2024Moderate
  2. 2+33.4%Apr 2026Low
  3. 3+32.2%Oct 2011Very High
  4. 4+31.2%Jul 2025Low
  5. 5−30.2%Oct 2008Max

Every month, by size of move

252 months, 2005–2026. One square is one month.

  • Max10.4%
  • Very High20.8%
  • High41.6%
  • Moderate93.6%
  • Low10541.7%
  • Very Low13152.0%

Monthly performance

Over the past 22 years, FIX rose most often in June (16 of 22) and fell most often in January (12 of 22).

How it reacted to its last results

ReportedResultOn the day
22 Oct 2026 Beat$13.91 vs $12.85 expected −9.3%
23 Jul 2026 Beat$12.53 vs $10.46 expected −5.3%
23 Apr 2026 Beat$10.51 vs $6.81 expected −2.7%
19 Feb 2026 Beat$9.37 vs $6.75 expected +6.5%

Beat or missed means profit per share came in above or below what experts expected. The price move is for the first trading day the results could move.

Compared with its neighbours

On a normal day, FIX moves about 2.1% up or down. That is livelier than 8 in 10 shares we follow.

Industry · Industrials

GEGE AerospaceCATCaterpillar Inc.RTXRTX Corp.HONHoneywell InternationalUNPUnion Pacific Corp.ETNEaton Corp.BABoeing Co.ADPAutomatic Data Processing

and 55 more

In the news

Recent headlines about Comfort Systems USA, from the outlets that wrote them.

  1. 01MarketBeat8 hours agoComfort Systems USA, Inc. $FIX Stock: International Assets Investment Management LLC Boosts Holdings
  2. 02MarketBeat8 hours agoComfort Systems USA, Inc. $FIX Shares Sold by Prosperitas Financial LLC
  3. 03MarketBeat8 hours agoComfort Systems USA, Inc. $FIX Stock: VIRGINIA RETIREMENT SYSTEMS ET Al Boosts Holdings
  4. 04ad-hoc-news.de8 hours agoComfort Systems USA stock: Q3 growth and CFO succession shape week
  5. 05Simply Wall St23 hours agoComfort Systems USA (FIX) Beats In Q3, Is The Pullback Opening A Valuation Gap?
  6. 06ad-hoc-news.de1 day agoComfort Systems USA stock tracks planned CFO handover